DE602004020856D1 - Antenneneinheit mit veränderbarer Anpassschaltung und Funkkommunikationsgerät mit dieser Antenneneinheit - Google Patents

Antenneneinheit mit veränderbarer Anpassschaltung und Funkkommunikationsgerät mit dieser Antenneneinheit

Info

Publication number
DE602004020856D1
DE602004020856D1 DE602004020856T DE602004020856T DE602004020856D1 DE 602004020856 D1 DE602004020856 D1 DE 602004020856D1 DE 602004020856 T DE602004020856 T DE 602004020856T DE 602004020856 T DE602004020856 T DE 602004020856T DE 602004020856 D1 DE602004020856 D1 DE 602004020856D1
Authority
DE
Germany
Prior art keywords
antenna unit
communication device
radio communication
matching circuit
variable matching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DE602004020856T
Other languages
English (en)
Inventor
Junichi Fukuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Publication of DE602004020856D1 publication Critical patent/DE602004020856D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/242Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/36Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/38Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/005Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with variable reactance for tuning the antenna

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
  • Telephone Function (AREA)
DE602004020856T 2003-12-11 2004-12-09 Antenneneinheit mit veränderbarer Anpassschaltung und Funkkommunikationsgerät mit dieser Antenneneinheit Active DE602004020856D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003413219A JP4466827B2 (ja) 2003-12-11 2003-12-11 アンテナ装置及び無線通信装置

Publications (1)

Publication Number Publication Date
DE602004020856D1 true DE602004020856D1 (de) 2009-06-10

Family

ID=34510542

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004020856T Active DE602004020856D1 (de) 2003-12-11 2004-12-09 Antenneneinheit mit veränderbarer Anpassschaltung und Funkkommunikationsgerät mit dieser Antenneneinheit

Country Status (5)

Country Link
US (1) US7176841B2 (de)
EP (1) EP1542313B1 (de)
JP (1) JP4466827B2 (de)
CN (1) CN100456559C (de)
DE (1) DE602004020856D1 (de)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006180463A (ja) * 2004-11-29 2006-07-06 Matsushita Electric Ind Co Ltd アンテナ装置
WO2007026819A1 (ja) * 2005-08-31 2007-03-08 Matsushita Electric Industrial Co., Ltd. 携帯無線装置
FI118782B (fi) * 2005-10-14 2008-03-14 Pulse Finland Oy Säädettävä antenni
US7505006B2 (en) * 2006-06-08 2009-03-17 Nokia Corporation Antenna arrangement
JP2008028734A (ja) * 2006-07-21 2008-02-07 Hitachi Metals Ltd 表面実装型アンテナ及びそれを搭載した通信機器
CN101149816B (zh) * 2006-09-20 2010-05-26 鸿富锦精密工业(深圳)有限公司 具有磁场过强保护功能的无源射频识别芯片
US20080122712A1 (en) * 2006-11-28 2008-05-29 Agile Rf, Inc. Tunable antenna including tunable capacitor inserted inside the antenna
KR100842271B1 (ko) * 2006-12-05 2008-06-30 한국전자통신연구원 Rfid 리더용 선형 편파 다이버시티 안테나 장치 및 그제어 방법
US7629932B2 (en) 2007-03-23 2009-12-08 Research In Motion Limited Antenna apparatus, and associated methodology, for a multi-band radio device
EP1973192B1 (de) * 2007-03-23 2017-06-14 BlackBerry Limited Antennenvorrichtung und entsprechendes Verfahren für ein Multiband-Radiogerät
JP4910868B2 (ja) * 2007-05-07 2012-04-04 三菱電機株式会社 アンテナ装置
US7830311B2 (en) * 2007-07-18 2010-11-09 Murata Manufacturing Co., Ltd. Wireless IC device and electronic device
JP4918428B2 (ja) * 2007-08-02 2012-04-18 パナソニック株式会社 アンテナ装置および携帯無線機
JP5153501B2 (ja) * 2007-08-30 2013-02-27 京セラ株式会社 通信機器及び通信機器の制御方法
JP2009111959A (ja) * 2007-10-10 2009-05-21 Furukawa Electric Co Ltd:The 平行2線アンテナおよび無線通信機器
JP2009253593A (ja) * 2008-04-04 2009-10-29 Sharp Corp アンテナ装置およびこれを用いた通信機
JP2009278192A (ja) * 2008-05-12 2009-11-26 Sony Ericsson Mobilecommunications Japan Inc アンテナ装置及び通信端末装置
GB2460845A (en) * 2008-06-10 2009-12-16 Future Waves Uk Ltd Combined USB keyboard and digital multimedia receiver device
EP2148391A1 (de) * 2008-07-21 2010-01-27 Laird Technologies AB Antennenvorrichtung und tragbares elektronisches Gerät mit einer derartigen Antennenvorrichtung
JP5264372B2 (ja) * 2008-08-28 2013-08-14 ソニーモバイルコミュニケーションズ, エービー 携帯電話端末及びアンテナ整合方法
US20100053007A1 (en) * 2008-08-29 2010-03-04 Agile Rf, Inc. Tunable dual-band antenna using lc resonator
WO2010120218A1 (en) * 2009-04-15 2010-10-21 Laird Technologies Ab Multiband antenna device and portable radio communication device comprising such an antenna device
US8301092B2 (en) * 2009-06-09 2012-10-30 Broadcom Corporation Method and system for a low noise amplifier utilizing a leaky wave antenna
JP5468356B2 (ja) * 2009-10-28 2014-04-09 京セラ株式会社 携帯端末
JP5600414B2 (ja) * 2009-11-20 2014-10-01 株式会社東海理化電機製作所 キー電波受信機のアンテナ指向性設定装置及びアンテナ指向性設定方法
JP5540673B2 (ja) * 2009-12-04 2014-07-02 富士通株式会社 アンテナ装置および無線通信装置
JP5602484B2 (ja) * 2010-04-26 2014-10-08 京セラ株式会社 携帯電子機器
JP5569340B2 (ja) * 2010-07-05 2014-08-13 パナソニック株式会社 アンテナ装置
US20120086616A1 (en) * 2010-10-07 2012-04-12 Electronics And Telecommunications Research Institute Antenna for providing selective radiation patterns and antenna construction method
GB2484542B (en) * 2010-10-15 2015-04-29 Microsoft Technology Licensing Llc LTE antenna pair for mimo/diversity operation in the LTE/GSM bands
US8872706B2 (en) * 2010-11-05 2014-10-28 Apple Inc. Antenna system with receiver diversity and tunable matching circuit
US8947302B2 (en) 2010-11-05 2015-02-03 Apple Inc. Antenna system with antenna swapping and antenna tuning
JP5234094B2 (ja) * 2010-12-02 2013-07-10 Tdk株式会社 アンテナ装置
KR101393829B1 (ko) * 2012-10-04 2014-05-12 엘지이노텍 주식회사 통신 단말기, 그의 안테나 장치 및 그의 동작 방법
US9276312B2 (en) * 2013-03-13 2016-03-01 Intel Deutschland Gmbh Antenna tuner control system using state tables
CN105409060B (zh) 2013-07-29 2018-09-04 株式会社村田制作所 天线一体型无线模块以及该模块的制造方法
CN203466294U (zh) * 2013-08-22 2014-03-05 深圳富泰宏精密工业有限公司 可调式天线及具有该可调式天线的无线通信装置
WO2015074251A1 (zh) * 2013-11-22 2015-05-28 华为终端有限公司 一种可调天线及终端
CN105226401A (zh) * 2014-06-09 2016-01-06 联想(北京)有限公司 信号处理方法及电子设备
US10446911B2 (en) 2016-02-08 2019-10-15 Microsoft Technology Licensing, Llc Cover of device acting as antenna of the device
KR102607544B1 (ko) * 2016-11-08 2023-11-30 삼성전자주식회사 무선 전력 전송 장치
JP6797042B2 (ja) * 2017-02-02 2020-12-09 株式会社ジャパンディスプレイ 表示装置
US11632449B2 (en) * 2020-12-09 2023-04-18 Motorola Mobility Llc Antenna configuration for a foldable device
US11115511B1 (en) * 2021-02-08 2021-09-07 Motorola Mobility Llc Communication device having configurable housing assembly with multiple antennas

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4381566A (en) * 1979-06-14 1983-04-26 Matsushita Electric Industrial Co., Ltd. Electronic tuning antenna system
US4334230A (en) * 1979-07-09 1982-06-08 Matsushita Electric Industrial Co. Ltd. Directivity-controllable antenna system
US4814776A (en) * 1987-09-10 1989-03-21 Motorola, Inc. Optimally grounded small loop antenna
JP2570087B2 (ja) 1993-03-24 1997-01-08 日本電気株式会社 携帯型無線機
DK0883455T3 (da) 1996-02-29 2002-02-25 Komet Stahlhalter Werkzeug Boreværktøj til værktøjsmaskiner samt fremgangsmåde til fremstilling af dette
US5918189A (en) * 1996-09-30 1999-06-29 Nokia Mobile Phones, Ltd. Exchangeable hardware module for radiotelephone
EP0902498B1 (de) 1997-03-18 2002-12-11 Mitsubishi Denki Kabushiki Kaisha Antenne mit variabler richtcharakteristik und steuerverfahren dazu
JP2000078052A (ja) 1998-08-28 2000-03-14 Nec Saitama Ltd アンテナ整合部切替回路
FI113588B (fi) 1999-05-10 2004-05-14 Nokia Corp Antennirakenne
JP3672770B2 (ja) 1999-07-08 2005-07-20 株式会社国際電気通信基礎技術研究所 アレーアンテナ装置
JP2001326514A (ja) 2000-05-18 2001-11-22 Sharp Corp 携帯無線機用アンテナ
US6362789B1 (en) * 2000-12-22 2002-03-26 Rangestar Wireless, Inc. Dual band wideband adjustable antenna assembly
JPWO2002069122A1 (ja) * 2001-02-26 2004-07-02 松下電器産業株式会社 通信カード、及び通信機器

Also Published As

Publication number Publication date
EP1542313A1 (de) 2005-06-15
JP4466827B2 (ja) 2010-05-26
CN1627561A (zh) 2005-06-15
EP1542313B1 (de) 2009-04-29
CN100456559C (zh) 2009-01-28
US20050128155A1 (en) 2005-06-16
JP2005175902A (ja) 2005-06-30
US7176841B2 (en) 2007-02-13

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